Brainarium

• (10.1) Which of the following parameters can you get confidence intervals for? Means, Variances, Quantiles, Differences between the means of two systems, or all of those. - ️️All. We can get CIs for means, variances, quantiles, and differences between the means of two systems. • (Lesson 8.2: Identifying Distributions.) Let's play Name That Distribution! • The number of times a "3" comes up in 10 dice tosses. • Bernoulli • Binomial • Geometric • Negative Bino...

• Who is William Gosset? - ️️He invented the t distribution that is used ubiquitously in statistics. • YES or NO? Has anyone closely related to the field of computer simulation ever won a Nobel Prize? - ️️Yes Harry Markowitz won the 1990 Nobel Prize in Economics for his work in the field of portfolio optimization. He is highly regarded in the simulation community for his conception and development of the generalpurpose simulation language SIMSCRIPT. • Which of the following a...

• What are attributes? - ️️Each customer passing through the system has various properties (attributes). • What are variables? - ️️Unlike attributes, whose values are specific to each customer, variables are global. If changed, it gets changed everywhere e.g. WIP • What can you do with an Assign module? - ️️You can change attributes and variables e.g. entity pictures • What are some "blocks"/modules in the top half of the Basic Process Template? - ️️Create, P...

• In the above problem, suppose that we take the necessary observations and we come up with the following sample means: X ¯ 1 = 7.6, X ¯ 2 = 11.1, and X ¯ 3 = 3.6. What do we do? - ️️Pick population 2 and say that we are right with probability at least 95% • Suppose that we want to know which of Coke, Pepsi, and Dr. Pepper is the most popular. We would like to make the correct selection with probability of at least P ⋆ = 0.90 in the event that the ratio of the highest-to-secon...

True or False? All the Tech Support servers for our Call Center are equally skilled and have the same concurrent work schedules - ️️False. -Some of the workers are more talented than others. - All the servers have different schedules True or False? In the Call Center demo, fake customers are used to update a variable that keeps track of the period of the day - ️️True Consider our Call Center demo, What is the following Seize request asking for? Set, Product 1, 1, Preferred Order, ...

Empirical - l ("sample" distribution) Uniform - not much known from the data, except maybe min and max possible values Triangular - know min, max, "most likely" values Exponential(λ) - (interarrival times from a Poisson process Normal - good model for heights, weights, IQs, sample means Beta - good for specifying bounded data Bernoulli(p) - (success prob p) Binomial(n, p) - (# successes in n Bern(p) trials)

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The formation of the abscission layer cuts off transport of substances to and from the leaf. As the concentration of sugar trapped within a leaf increases, _____ pigments are produced. - ️️anthocyanin The protective layer that forms between the abscission layer and the stem consists of _____. - ️️densely colored cells filled with a waxy layer After leaf abscission, growth will resume from the _____. - ️️axillary bud _____ trees lose their leaves in preparation for winter. - ️...

aminoacyl-tRNA synthetase - ️️During protein synthesis, an enzyme that attaches the correct amino acid to a tRNA molecule to form a "charged" aminoacyl-tRNA. Ribosome Anatomy - ️️APE where are the amino acids bonded together in the ribosome - ️️P slot GTP - ️️A nucleotide composed of guanine, ribose, and three linked phosphate groups. It is incorporated into the growing RNA chain during synthesis of RNA and used as a source of energy during synthesis of proteins elon...

Substances diffuse down their _____________ _______________, from __________ to _______ concentration - ️️Concentration gradient, from high to low concentration Diffusion - ️️Any solute going across a membrane Hydrophobic Osmosis - ️️The direction that the water is going across a selectively permeable membrane Water is always moving from the highest concentration to the lowest concentration Two ways to control the membrane's fluidity - ️️- Higher temperature: More flui...

Quantitative data - ️️data: recorded measurements, which are sometimes organized into tables and graphs Inductive reasoning - ️️draws general conclusions through observations of specific/many examples; taking a lot of different data and trying to find a pattern to it (Hypothesis formation & model building); REASONING Deductive reasoning - ️️uses general premises to make specific predictions; take those general principles and speculate what will happen next (hypothesis testing &...

What is an example of an organelle? - ️️lysosome What is atomic number - ️️# of protons What is mass number - ️️# of protons + # of neutrons How do you tell how many electrons an element has - ️️it has the same number of protons -- except for ions Reductionism - ️️Reduction of complex systems into simpler systems so they are What is gene expression - ️️converting genetic information from the gene into a full cellular being List the scientific method - ️️1. Obs...

The hormone epinephrine causes opposite effects in two populations of target cells because _____. - ️️each set of target cells has different receptor-transduction mechanisms Oxytocin secretion and milk release from the mammary glands of lactating female mammals are initiated by _____. - ️️the physical sensation of the baby sucking at the nipple In their mechanism of action, a difference between lipid-soluble and water-soluble hormones is that _____. - ️️lipid-soluble hormones ...

what are both TEM and SEM microscopes used for? - ️️discerning cellular anatomy What do plant cells have that animal cells don't? - ️️cellulose, cell wall, chloroplasts, central vacuole what is in the nucleus? - ️️DNA, nuclear envelope, nuclear membrane, nuclear pores, chromatin/chromosomes, nucleolis, ribosomes, lamina What is the nuclear envelope? - ️️it encloses the nucleus what is the nuclear membrane? - ️️a lipid bilayer what are nuclear pores - ️️they regu...

The experiments of Wöhler, Kolbe, Miller, and other chemists invalidated the concept of vitalism by demonstrating that _____. - ️️organic molecules could be produced apart from living organisms using inorganic materials The large diversity of shapes of biological molecules is possible because of the extensive presence of _____ in the molecules. - ️️carbon Molecules that have the same chemical formula (same numbers of each atom) but different three-dimensional shapes are called ___...

Synapsis: a. Occurs only during meiosis b. Connects homologous chromosomes c. Allows chromosomes to exchange DNA d. None of the above e. All of the above - ️️e Human somatic cells: a. Divide by mitosis b. Have a diploid number of chromosomes c. Are non-reproductive cells d. Have 46 chromosomes e. All of the above - ️️e What phase does DNA replication occur? - ️️interphase (s phase) What is the mitotic spindle made of? - ️️microtubules In a typical karyotype of any d...

What is an aneuploidy? - ️️Abnormal number of chromosomes. What is polyploidy? - ️️extra sets of chromosomes What is one common aneuploidy? - ️️Down syndrome, trisomy on chromosome 21 What are possible sex chromosome aneuploidys? - ️️XXY, XYY, XXX, XO (turner syndrome) What is a deletion mutation? - ️️When one or more nucleotides are lost (i.e., deleted) What is X-inactivation? - ️️X inactivation is when the X chromosome compacts into a Barr body and genes within ...

PNUR 104 EXAM BUNDLE, GRADED A+ (LATEST UPDATE)

Average daily output for adult - ️️1500mL (depends on input) Urine output <30mL/hr - ️️minimal competency of heart and kidney function Bladder norm - ️️400-600mL Frequency norm - ️️5-7x/day pH norm urine - ️️4-5-8; acidic <4.5; alkaline >8 Glucose norm urine - ️️Negative; if present may be a sign of diabetes Blood norm urine - ️️Negative; if present may be a sign of UTI, kidney disease or bleeding Polyuria - ️️Increased amount of urine output oli...

How does stress effect people? - ️️Stress effects everybody different depending on their life experiences and personality. Malpractice - ️️professional negligence HIPPA - ️️Health Insurance Portability and Accountability Act Protect the privacy of the patient/ don't talk about the pt to someone who is not giving care to that patient/ don't talk about the patient in a open area where others who are not caring for the patient can hear. ) Example of primary prevention - ️...