Mathematics, 01.12.2021 01:00, luzperez2001
A professor is trying to determine if her students guessed on a certain multiple choice question. She expects that if the students guessed, the distribution of answers would be uniform for that question. She compares the observed distribution of answers with the uniform distribution. The professor conducts a chi-square Goodness-of-Fit hypothesis test at the 1% significance level. Answer Choice A B C D Expected 15 15 15 15 Observed 19 20 14 7 (a) The null and alternative hypotheses are: H0: The student answers have the uniform distribution. Ha: The student answers do not have the uniform distribution. (b) Compute the test statistic, rounded to three decimal places.
Answers: 1
Mathematics, 21.06.2019 22:00, prelogical
Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?
Answers: 1
Mathematics, 21.06.2019 22:20, jimena15
As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is
Answers: 2
Mathematics, 22.06.2019 00:00, lilacastro
The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?
Answers: 1
A professor is trying to determine if her students guessed on a certain multiple choice question. Sh...
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