Blog

A small self-service store that is open long hours and carries a shallow product mix in convenient locations is best described as which of the following?

IKEA is a regional self-service retail store that sells private-brand electronics, tools, housewares, and a selection of food items at low prices. IKEA is an example of which of the following?

What is the primary distinction between warehouse clubs and specialty stores?

What are the four types of utility that marketing channels create for consumers?

The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard deviation of 2 ounces. What is the probability that a randomly selected item weighs exactly 8 ounces?

The mean diameter of a ball bearing produced by a certain manufacturer is 0.80 cm with a standard deviation of 0.03 cm. A sample of 36 ball bearings is randomly selected from a production run. Use Excel to answer the following questions:a.What is the probability that the sample of ball bearings will have a mean less than 0.798 cm?b.What is the probability that the sample of ball bearings will have a mean of at least 0.815 cm?c.What is the probability that the sample of ball bearings will have a mean between 0.798 and 0.815 cm? d.For samples of size 36, 15% of all sample means are at most what diameter?​

When the population has a normal distribution, the sampling distribution of  is normally distributed _____.

Probability Distribution is as follows:​xf(x)​100.2​200.3​300.4​400.1 The expected value of x equals _____.

Forty percent of all registered voters in a national election are female. A random sample of 5 voters is selected. The probability that the sample contains 2 female voters is _____.

If P(A) = 0.62, P(B) = 0.47, and P(A ∪ B) = 0.88, then P(A ∩ B) =