If the number of concerts held in a city is correlated to the number of local radio channels, what third variable might most likely be responsible for this correlation?

the number of songs played on each channel

the weather conditions of the city

the number of music lovers in the city

the duration of each concert

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

If a line is defined by the equation y = 5x + 2, what is the slope?