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Best Sleep and Furniture Company wishes to study the number of credit applications received per day. The information is reported is reported as follows:
Number of
Credit
Applications
Frequency
(Nb. of days)
(f0)
National
Statistics
(fe)
At the 0.05 significance level:
a. State the decicion rule.
b. Compute the value of chi-square (x2)
c. What is the decision regarding H0?
According to a report by Scarborough Research, the average monthly household cellular phone bill is $73. Suppose local monthly household cell phone bills are normally distributed with a standard deviation of $11.35.
A hypothesis is being conducted. The p-value was found to be 0.0768. For which of the following levels of significance will the null hypothesis be rejected?
a) On Monday, Pan was not stopped by any red lights on his drive to school. What is the probability that his drive was between 12 and 14.5 minutes on Monday?
more than 50 million guests stayed at bed and breakfasts bampbs last year. the web sitenbsp for the bed and breakfast
At the 5% significance level, can the station conclude that the mean age of its listeners is not 25 yrs. Formulate and test the appropriate hypotheses. Use the critical value approach.
a manufacturer of a certain type of large machine wishes to buy rivets from one of two manufacturers. it is important
The odds in favor of an event are the number of successes divided by the number of failures. The probability of this event occurring is the number of successes divided by the sum of the number of successes and the number of failures.
following are the total scores of three subjects of seventy four year 8 students from a high school.10nbspnbsp 1 4 6 7
a random sample of 16 csn students is taken. the average age in the sample was 27 years with a standard deviation of 4
Assume that the probability for each customer to show up is 92%. (a) What is the probability that someone will be bumped out?
A standard deviation of 40.7. All units ate in mg/100mL. Find the two levels that separate the top 9% and the bottom 9%.
a bridge hand consisting of 13 cards is selected at random from an ordinary deck of cards. let h d c and s be the
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