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A fellow student claims that 10% of the M&M candies are red. You take a random sample of 10 candies.
A) What is the probability you will find exactly two red candies?
B) What is the probability that you will find more than one red candy?
C) What is the mean number and standard deviation for the number of red candies in your sample?
assume that a sample is drawn and za2 1.65 and s 35. answer the following questionsa if the maximum error of estimate
A survey of 85 families showed that 36 owned at least one DVD player. Find the 99% confidence interval estimate of the true proportion of families who own at least on DVD player.
Standard deviation of the population is 9 hours. Give the null and alternative hypotheses. Compute the test and p-value. Use a=0.01 to make your conclusion based on the p-value.
according to runzheimer international the average cost of a domestic trip for business travelers in the financial
The median of 1.50 is a better measure of the center than the mean of 34.83 because of the outlier value of 414 seconds. What is the sample variance and standard deviation for these 30 numbers?
a student received an a on the first test of the semester. the student wants to calculate the probability of scoring an
Many law enforcement agencies use voice-stress analysis to help determine whether persons under interrogation are lying. If the sound frequency of a person's voice changes when asked a question
What is the probability that no more than two of the three are commercial successes?
In the North American court system, a defendant is assumed innocent until proven guilty. In an ideal world, we would expect that the truly innocent will always go free, whereas the truly guilty ones will always be convicted.
a.There is less than 7 beds per house in Compton; Decision in to reject the null hypothesis b. 30 % of Americans go to church on Sundays. Decision is not to reject the null hypothesis
Calculate the value of chi-square. What is your decision regarding H 0 ?
1 suppose the problem statement is as follows. roll two 6 sided dice and add the numbers on the faces. what is the
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