3 .) What if you wanted to say the weight is above 60 pounds what would the alternate hypothesis be?
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3 .) What if you wanted to say the weight is above 60 pounds what would the alternate hypothesis be?
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- A Bitter Dispute With the publication of Ars Magna, a dispute intensified between Jerome Cardan and another mathematician named Niceolo Fontana, otherwise known as Tartaglia. What was the dispute, and how did it arise? In your opinion, who was at fault? Write a paragraph or two about your findings.On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form the price of an appliance. If the contestant is correct, he or she wins the appliance. What is the probability of winning when the contestant knows that the price is at least $400?A college informs incoming students that the starting salary for a child clinical psychiatrist is $165,000. You think the college is truthful. Which is the alternative hypothesis? Ha: Salary ≠ $165,000 Ha: salary = $165,000
- when talking about the hypothesis for this question, what would be the null and what would be the alternativeUse the following table to complete the questions in this section. Perform all your calculations by hand and show your work. Men Women Total Afraid to Walk at Night in Your Neighborhood Yes 76 176 252 No 271 260 529 Total 347 434 781 a. State the alternative hypothesis represented by this table b. State the null hypothesis.Read the following problem description then choose the correct null and alternative hypothesis. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 1 in every one thousand.
- Which of the following is not an option for an alternate hypothesis? Select one: O a. Ha > k O b. Hg # k O c. Ha < k O d. Ha = kA researcher thinks that if expectant mothers use vitamins, the birth weight of the babies will increase. The average birth weight of the population is 3.9 kgs. What is the alternative hypothesis? a. Ha: ? > 3.9 b. Ha: ? < 3.9 c. Ha: ? = 3.9 d. Ha: ? ≠ 3.9A teacher believes that 85% of students in the 2nd grade at her school will want to go to the zoo. However, she also thinks that rain would cause that percentage to get much lower. When the day comes to go to the zoo it is raining, and only 79% of the students want to go to the zoo. Which set of hypotheses should this teacher test? O HO: p = 0.85 Ha: p does not equal 0.85 O HO: p = 0.85 Ha: p = 0.79 O HO: p does not equal 0.85 Ha: p = 0.85 HO: p = 0.85 Ha: p < 0.85
- Solve the following problems. Use the steps in conducting hypothesis tests.We are interested in whether the proportions of female suicide victims for ages 15 to 24 are the same for the whites and the blacks races in the United States. We randomly pick one year, 1992, to compare the races. The number of suicides estimated in the United States in 1992 for white females is 4,930. Five hundred eighty were aged 15 to 24. The estimate for black females is 330. Forty were aged 15 to 24. We will let female suicide victims be our population.Can you answer parts a,b, and c please? Mike claims that more than 80% of all investors believe the stock market will continue to decline the rest of the year. In order to test Mike's claim, a sample of 150 investors is taken. In the sample, 105 investors indicated that they believe the stock market will continue to decline the rest of the year. a. State the null and alternative hypothesis that would be used to test Mike's claim that more than 80% of all investors believe the stock market will continue to decline the rest of the year. b. What is the appropriate test statistic? c. Determine the critical value(s) for this test usign a 5% significance level. d. Calculate the value of the test statistic based upon the sample result. e. What is your decision and conclusion?A survey was done of men's and women's hands to see if the ring finger appeared longer than the index finger or not. Yes means the ring finger is longer, and No means the ring finger appears shorter or the same length as the index finger. The students in this survey were not told the theory that men are more likely to have a longer ring finger than women due to more testosterone. Complete parts (a) through (d) below. Men Women Yes 38 29 No 8 13 a. What percentage of the men said Yes? % of men said Yes. (Type an integer or decimal rounded to one decimal place as needed.) b. What percentage of the women said Yes? % of women said Yes. (Type an integer or decimal rounded to one decimal place as needed.) c. What percentage of the people who said Yes were men? % of the people who said Yes were men. (Type an integer or decimal rounded to one decimal place as needed.) d. If a large group of 250 men had the same rate of responses as the men in this sample, how many men of the 250 would say yes?…
