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If you play California Super Lotto, you pick five numbers from 1 to 47 and one mega number from 1 to 27. If you buy one ticket ($1.00), what is the probability of winning the Jackpot? You must show your work.
The following data lists the number of hours spent working during the previous week. From these data round the relative frequencies to three decimal places.
the breaking strength of a rivet has a mean value of 10050 psi and a standard deviation of 505 psi.a what is the
Currently, quarters have weights that are normally distributed with a mean of 5.670 g and a standard deviation of 0.062 g. A vending machine is configured to accept only those quarters with weights between 5.550 g and 5.790 g.
Need a behavioral research situation that could use a Pearson coefficient research study and a chi square research study; also understanding the rational of each one.
a researcher is testing a possible carcinogen on mice. he chooses 8 mice at random from a batch of 13 mice. unknown to
a random sample of 81 credit sales in a department store showed an average sale of 68.00. from past data it is known
The prior year, the population mean expenditure per household was $632. Discuss the change in holiday season expenditures over the one-year period.
Give the estimate of mean and variance of population distribution of weekly wintertime Breckenridge snowfall using sample.
A bacteria culture initially contains 2000 bacteria and doubles every half hour. Find the size of the baterial population after 40 minutes. Find the size of the baterial population after 7 hours.
A manager receives a forecast for next year. Demand is projected to be 600 units for the first half of the year and 900 units for the second half.
a politician claims that she will receive 63 of the vote in an upcoming election. the results of a properly designed
Suppose a random sample of 500 adults is asked, "Do you own a credit card?" Describe the sampling distribution of p ^ , the proportion of adults who own a credit card.
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