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The following data is the Square Footage (in Thousands of Square Feet) and Annual Sales (in Millions of Dollars) for a Sample of 14 branches of Sunflowers Apparel.
a. Construct a scatter plot
b. Determine the Correlation Coefficient
c. Predict the Sales of a new store that has 2,300 square feet.
what are called the two variables in a scatter plot?a- independent variables and dependent variablesb- relative
a company that bakes chocolate chip cookies averages 5.2 chocolate chips per cookie. assume that the number of
a set of 200 score is normally distributed with a mean of 60 and a standard deviation of 12 . what are the z scores
indy 31.4 is a radio station that plays music 24 hours a day 7 days a week. they have edited every song they play so
Give an example using either completing the square or the quadratic formula and explain each step as if you were teaching someone who had never used the method before.
1. a certain lot of bulbs has 10 bulbs of which 3 are defective. assume that 4 bulbs are are drawn at random one by one
A personality psychologist conducts a study to examine the relationship between extraversion and the number of siblings in a household.
What is the probability that the sample proportion of grocery stores selling Haagen-Dazs ice-cream, will be within 0.01 of the population proportion?
an educational psychologist is interested in determining whether attitudes toward school change with age. she randomly
The mean tar content of a simple random sample of 25 unfiltered king size cigarettes is 21.1 mg, with a standard deviation of 3.2 mg.
At one university, the distance to students' home is normally distributed with a mean of 200 miles and a standard deviation of 25 miles.
Find the 90% confidence interval for the standard deviaiton of the ages of seniors at Oak Park College if a sample of 24 students has a standard deviation of 2.3 years. Assume the variable is normally distributed.
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