An analysis of personal loans at a local bank revealed the following facts: 10% of all personal loans are in default (D), 90% of allpersonal loans are not in default (D'), 20% of those in default are homeowners (H | D), and 70% of those not in default are homeowners(H | D'). If a personal loan is selected at random, P (D | H) = ___.O 0.780.020.030.18O 0.63

Answered: An analysis of personal loans at a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The elite restaurant has determined that 1%. Of people making reservations do not shau cup. If there are 200 reservations ¥or' the ueekend, what IS the expected number of diners' wino will Show up?
3. For a factorial 2^5, it is desired to obtain blocks of 2³ v.e. obtain a design in which no factorial effects are completely confounded by blocks. Determine the confusion scheme and the ANOVA (F.V. and D.F.) also present the expression of the SS(A) and SS (int. Confused in some repetition).
Based on Information from a previous study, r, = 39 people out of a random sample of n, 98 adult Americans who did not attend college belleve in extraterrestrials. However, out of a random sample of n, = 98 adult Americans who did attend college, r, = 46 clatm that they believe in extraterrestrials. Does this Indicate that the proportion of people who attended college and who beleve in extraterrestrials is higher than the proportion who did not attend college? Use a = 0.01. (a) what is the level of ugnificance? state the null and alternate hypotheses. O H, P, = Pzi H P, P2 (b) what sampling distribution will you use? what assumptions are you making? O The standard normal. The number of trials is sufficiently large. O The Student's t. We assume the population distributions are approximately normal. O The Student's t. The number of trials is sufficiently large. O The standard normal. We assume the population distributions are approxlmately normal. What is the value of the sample test…
1). What is the difference between a t-test for independent samples and a t-test for dependent samples? 2). Provide one study that would be analyzed using a t-Test for dependent samples; then provide one study that would be analyzed using a t-Test for independent samples (Sorry, you can’t use a textbook or lecture example!)
An organization published an article stating that in any one-year period, approximately 7.5 percent of adults in a country suffer from depression or a depressive illness. Suppose that in a survey of 100 people in a certain town, six of them suffered from depression or a depressive illness. Conduct a hypothesis test to determine if the true proportion of people in that town suffering from depression or a depressive illness is lower than the percent in the general adult population in the country.
A public opinion poll in Southern California was conducted to determine whether Southern Californians are prepared for the “big earthquake” that experts pre- dict will devastate the region sometime in the next 50 years. It was learned that "60% have not secured objects in their homes that might fall and cause injury and dam- age during a temblor." In a random sample of n = 864 Southern Californians, let X equal the number who "have not secured objects in their homes." Find P(496 ≤ X ≤ 548), approximately.

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