of the cholesterol levels are assumed to be abnormally high, what would be the lowest cholesterol reading indicating an abnormally high reading? (A) 205 (B) 163 (C) 196 (D) 200

Q: what is the significance of the equal sign?

A: Explanation of the answer is as follows

Q: Q3: c) Since you are tired and atraid of missing the 9 AM exam time, you contacted 3 friends to…

A:

Q: I Date in the repetitve distribytion ta ble is claises o- 214-16-18-11o2-14 517 3 2 4 © variation…

A: Coefficient of variation is used to measure the variability in the data set. It is calculated by…

Q: 7. Jonard wanted to test if there is association between vitamin exposure and having cardiovascular…

A: The provided information is The total sample size is N=530The chi-square 2*2 contingency table value…

Q: Twenty years​ ago, 52​%of parents of children in high school felt it was a serious problem that high…

A:

Q: A samp s chosen. It was found that among engineering majors, 70% are male. nd among English majors,…

A: Q

Q: A SRS of 60 students was interviewed to determine the proportion of students who preferred the new…

A: Solution: Let X be the number of students who preferred the new policy and n be the sample number of…

Q: A researcher rejected the null where r(146) = .148, p = .03 and concluded that the effect size was

A: Reviewing information, Given that, r=0.148p=0.03

Q: Aisha has remarkable skill with coin-tossing. Out of ten coin tosses, her coin comes up heads eight…

A: Given,ten coin tossesand heads comes up 8 times

Q: A researcher rejected the null where r(146) = .148, p = .03 and concluded that the effect size was…

A: Conditions: If the value of r lie between 0.1 to 0.3 then the effect size is small. If the value of…

Q: At the college of science department in a university, 150 were surveyed and 20 of them were found to…

A:

Q: A city official claims that the proportion of all commuters who are in favor of an expanded public…

A: Objective: To test whether this sample proportion is different from 50% or not. Setting of…

Q: Consider the case where the predetermined average number of bus arrivals at the Cubao Station is 6…

A: Given: Average number of buses arrivals at the Cubao station is 6 per 15 minute period.

Q: 3. A researcher is conducting a survey about the cellphones used by 50 employee represents the…

A: If there are maximum 50 employees that are to be surveyed, then the possibilities of number of the…

Q: What is compound proability?

A: Compound probability is defined as the probability of two or more independent events happening…

Q: A restaurant located in an office building decides to adopt a new strategy for attracting customers.…

A:

Q: test was made of h0: u1=u2 versus h0: u1

A: Solution

Q: structed to offer them a double-miles promotion. About 6% of all cardholders hold platinum cards,…

A: here given , Raaj works at the customer service call center of a major credit card bank. Cardholders…

Q: Checking Job Applicants In a study conducted by the Society for Human Resource Management, 347 human…

A: a)From the provided information, the total human resource professionals are 347.If 73% said that…

Q: A multinational firm hired a consultant to determine if the workers in their domestic plants were…

A: Given Information : A multinational firm hired a consultant to determine if the workers in their…

Q: aul received a score of 70 on a history test for which the class meam ass? biology test O history…

A: Concept: A z-score is known as the standard score that determines how much the data point deviates…

Q: The analyst sets his/her desired P(Type l) error. True or False? O True O False

A: A Type I error is defined as the rejection of null hypothesis when it is true. It is also known as…

Q: M= 90 SD= 7.8 What raw score is needed to be in the top 8%?

A: *Mean μ=90SD σ=7.8Top 8%⇒P(X>x)=0.08⇒P(X≤x)=092Corresponding  z-score is obtained as

Q: Back to school, again Based on the 74% national reten-tion rate described in Exercise 23, does a…

A: Consider that p is national retention rate. The standard normal variable Z is defined as, z = (p̂ –…

Q: When should I use the Paired t-test?

A: The paired t test must be used if the observations in the study are measured twice, that is one…

Q: 4. According to a recent survey, 65% of high school students in a certain province are addicted to…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: find the value between z score -2.9 and 1.5287

A: To find: Find the value between z score -2.9 and 1.5287

Q: How did you get the p-value?

A:

Q: A recent survey of 1000 registered voters showed that 480 of the voters surveyed preferred the…

A: It is given that, A survey of 1000 voters is to be done i.e. sample size, N=1000 Out of which 480 of…

Q: A researcher rejected the null where r(98) = .770, p < .001 and concluded that the effect size was…

A: Conditions: If the value of r lie between 0.1 to 0.3 then the effect size is small. If the value of…

Q: A private opinion poll is conducted for a politician to determine what proportion of the population…

A: From the provided information, Margin of error (E) = 2.5% that is 0.025 Confidence level = 95% The…

Q: Jill is pulling names out of a hat in order to select students to complete her survey.  There are 9…

A: Jill is pulling names out a hat to complete a survey. The number of names in the hat is equal to 9…

Q: Asurvey of 125 freshmen business students at a local university produced the results isted below.…

A: Here use venn diagram

Q: 59% of students entering four-year colleges receive a degree within six years. Is this percent…

A: The random variable students who play intramural sports follows normal distribution. We have to test…

Q: 100 undergraduates and 100 graduate students are randomly chosen in a specific university and each…

A: Given: n=200 α = 0.05

Q: P25 means than an examiniee got 25 out of 100 item exam. True or False?

A: Partition values divide the series into a number of equal parts. * Three points which divide the…

Q: A school newspaper reporter decides to randomly survey 18 students to see if they will atte…

A: Given that  Random surveyed students (n) = 18 Based on the past years  it is known that 16% of…

Q: How do we calculate p?

A: Introduction: P-value: The P-value is the probability of obtaining a test statistic value as extreme…

Q: p-value of the test is

A: Given- Sample size (n)=10 Sample mean (x)=27 Sample standard deviation =5.5 Population standard…

Q: Q2 A new all-purpose cleaner is being test-markete locations in various supermarkets. The numbers…

A: By applying the ANOVA test for a single factor,

Q: 60% of students entering four-year colleges receive a degree within six years. Is this percent…

A: a. For this study, we should use one sample proportion z test. b. The null and alternative…

Q: analyzing the success of driver’s license applicants, the state finds that 58.3% of those examined…

A:

Q: A shoe print was found at the scene of a hit and run automobile accident. How can a suspect's shoe…

A: Any characteristics that are common to a group are called class characteristics. Types of fiber is…

Q: A fair did is rolled two times. What is the probs that both rolls are 3?

A: When a die is rolled there are 6 possible outcomes 1,2,3,4,5,6. When a fair die is rolled two times…

Q: The Production manager of GTW Manufacturing Company inspecte pags of biscuits with defective product…

A: From a 20 bags of biscuits, there is five bags of biscuits with defective product. Number of bags;…

Q: In a survey conducted by TheKnot.com, 1165 engaged or married women were asked about the importance…

A: a) The ‘percentage or %’ represents ‘divide by 100’.

Q: (iv) Was the approval rate positive or negative on the date of the election?

A:

Q: A researcher at a major clinic wishes to estimate the proportion of the adult population of the…

A: Given that, If the prior information is unknown, assume that the sample proportion is, p^=0.50…

Q: is winning the election (in other words, his support rate is higher than 50%)?

A: Here confidence interval for proportion is as shown in further step