If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make if ZSTAT = +1.76? Click here to view page 1 of the cumulative standardized normal distribution table. Click here to view page 2 of the cumulative standardized normal distribution table Determine the decision rule. Select the correct choice below and fill in the answer box(es) within your choice. (Round to two decimal places as needed.) O A. Reject Ho if ZSTAT - or ZSTAT> + I O B. Reject Ho if ZSTAT> OC. Reject Ho

Q: In a survey conducted by a reputable marketing agency, 223 of 1000 adults 19 years of age or older…

A: Provided information is, in a survey conducted by marketing agency 223 out of 1000 adults of age 19…

Q: The shape of the distribution of the time required to get an oil change at a 20-minute oil-change…

A: We have given that.    X~N( μ , ?^2 )    μ =21.8      , ? = 4.2   Z-score =( x - μ )/?

Q: A particular manufacturing design requires a shaft with a diameter between 22.87 mm and 23.012 mm.…

A: Let "X" be the diameter of shafts.

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: From the provided information, The z value is +2.37. Level of significance (α) = 0.05 The test is…

Q: The shape of the distribution of the time required to get an oil change at a 15-minute oil-change…

A: Given  μ=16.6, σ=4.4

Q: Given the standardized normal distribution, what is the value of Z if only 10.5% of all possible Z…

A: The standard normal variable is z, which follows the normal distribution with the mean of 0 and…

Q: A fandom sampie of 1020 adults in a certain large country was asked "Do you pretty much think…

A: Given Information: Sample size (n) = 1026 Out of which X = 526 indicated that televisions are a…

Q: (a) What is the level of significance? State the null and alternate hypotheses. Will you use a…

A: Sample size is n = 10 Sample mean = 5.38 Population SD = 3.3 And level of significance = 0.01

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: Critical value = 1.96 It is a two tailed tailed test. Thus the critical values are -1.96 and 1.96.

Q: na poll, 37% of the people polled answered yes to the question "Are you in favor of the death…

A:

Q: Question ntap In a survey conducted by a reputable marketing agency, 252 of 1000 adults 19 years of…

A: Given information- Sample size, n = 1000 x = 252 Confidence level, c = 0.95 So, significance level…

Q: If you wanted your study to have a smaller standard error, which of these would be a good idea?…

A:

Q: Given a standardized normal distribution , what is the probability that (A) Z is less than 1.57?…

A:

Q: In 1945, an organization asked 1511 randomly sampled American citizens, "Do you think we can develop…

A:

Q: In 1945, an organization asked 1414 randomly sampled American citizens, "Do you think we can develop…

A: Given data number of success , x= 753 sample size, n =1414 population proportion,p= 0.5…

Q: In 1945, an organization asked 1504 randomly sampled American citizens, "Do you think we can develop…

A: Given : population proportion = 0.5

Q: If you use a 0.05 level of significance in a two tail hypothesis test, what decision will you make…

A: It is given that the tail of the test is two tail and the level of significance is 0.05.

Q: A manufacturer of automobile batteries claims that the distribution of the lengths of life of its…

A: a) Define a random variable X, that is the length of life of automobile battery.

Q: If you use a 0.10 level of significance in a (two-tail) hypothesis test, what will you decide if…

A: From the provided information, The level of significance = 0.10 The test is two tailed. ZSTAT =…

Q: Each observed value in a distribution of scores is paired with its expected value from a normal…

A: Answer:   The correct answer is option  (a)

Q: A random sample of 1017 adults in a certain large country was asked "Do you pretty much think…

A: From the provided information, Sample size (n) = 1017 From which 515 indicated that televisions are…

Q: If you use a 0.075 level of significance in a​ two-tail hypothesis​ test, what is your decision rule…

A: GivenLevel of significance(α)=0.075The null and alternative hypothesis H0:μ=11.7

Q: According to the May 16,2017 report by Pew Research, 68% of US adults say solar energy is very…

A: 1. 68% of the US adults say solar energy is very effective in minimizing air pollution. That is…

Q: In a normal distribution with mean 3 and variance 49, what are the upper and lower limit scores for…

A: From the given information, μ=3σ2=49σ=7 Given, Pa<X<b=50%PX<a=25%P(X>b)=25%

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A:

Q: A television sports commentator wants to estimate the proportion of citizens who "follow…

A: From the provided information, Confidence level = 95% Margin of error = 4% that is 0.04

Q: When the minimum sample size requirement is met, which variable/s would follow a normal…

A: Solution:   When the minimum sample size requirement is  not met, then the random variable X must…

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: Given that it is two tailed hypothesis test. Significance level = α = 0.05 Test statistic = Zstat =…

Q: A random sample of 1026 adults in a certain large country was asked "Do you pretty much think…

A:

Q: A sample of 130 is drawn from a population with a proportion equal to 0.67. Complete parts a)…

A:

Q: The shape of the distribution of the time required to get an oil change at a 10-minute oil-change…

A:

Q: If you use a 0.06 level of significance in a two-tail hypothesis test, what is your decision rule…

A:

Q: If GE sells 330 ovens, how many ovens in total would they expect to provide a full or partial refund…

A: The lifespan of an oven made by General Electric (GE) has a mean life of 2.03 years, exponentially…

Q: According to a survey in a country, 24% of adults do not own a credit card. Suppose a simple random…

A:

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: Given that: Level of significance = 0.05  Zstat = 2.39. Two tailed hypothesis.  By using z test we…

Q: Given a normal distribution with µ= 45 and o= 4, complete parts (a) through (d). Click here to view…

A: Given that, X~N(μ,σ) , where μ=45, σ=4

Q: In 1945, an organization asked 1511 randomly sampled American citizens, "Do you think we can develop…

A:

Q: In a poll, 51% of the people polled answered yes to the question "Are you in favor of the death…

A:

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: We have to find critical region.

Q: e shape of the distribution of the time required to get an oil change at a 10​-minute ​oil-change…

A: Given: Population mean μ =11.8 Population standard deviation σ=4.6 Let X ~ N (11.8, 4.62)

Q: In 1945, an organization asked 1421 randomly sampled American citizens, "Do you think we can develop…

A: Given Information: Proportion of citizens responded yes (p) = 744/1421 = 0.5235    Null and…

Q: A random sample of 1026 adults in a certain large country was asked "Do you pretty much think…

A:

Q: In a pol, 37% of the people polled answered yes to the question "Are you in favor of the death…

A:

Q: Given a normal distribution with u=100 and 0=10, complete parts (a) through (d). Click here to view…

A: Solution

Q: In a poll, 51% of the people polled answered yes to the question "Are you in favor of the death…

A: The proportion is 0.51, margin of error is 0.05, and confidence level is 96%. Computation of…

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: From the provided information, Level of significance (α) = 0.05 The test is two tailed. ZSTAT =…

Q: In a poll, 51% of the people polled answered yes to the question "Are you in favor of the death…

A:

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A:

Q: A random sample of 1015 adults in a certain large country was asked "Do you pretty much think…

A: Hey, since there are multiple sub-parts posted, we will answer first three sub-parts. If you want…

Q: The shape of the distribution of the time required to get an oil change at a 15-minute oil-change…

A: