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At a small store, a customer enters the front door on average every 8 minutes. a prior study indicated that the time between customers entering the front door during weekdays follows an exponential distribution. what is the probability that the time between customers entering the store on a weekday will be less than or equal to 7? select one: a. 62 b. 43 c. 1/8 d. 7/8 e. 58

1. the healthy pantry bought new shelving and financed $7,300 with 36 monthly payments of $267.65 each. suppose the firm pays the loan off with 13 payments left. use the rule of 78 to find the amount of unearned interest. 2. the healthy pantry bought new shelving and financed $7,300 with 36 monthly payments of $267.65 each. suppose the firm pays the loan off with 13 payments left. use the rule of 78 to find the amount necessary to pay off the loan. ! i entered 967.82 for question 1 and 5,455.78 for question 2 and it said it was

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?