The engines made by ford for speedboats had an average power of 220 horsepower (hp) and standard deviation of 15 hp. a potential buyer intends to take a sample of forty engines and will not place an order if the sample mean is less than 215 hp. what is the probability that the buyer will not place an order?

0.3707

Step-by-step explanation:

The engines made by Ford for speedboats had an average power of 220 horsepower (HP) and standard deviation of 15 HP.

A potential buyer will not place an order if the sample mean is less than 215 HP.

We are supposed to find What is the probability that the buyer will not place an order?

P(x<215)

Formula :

x= 215

refer the z table for p value

p value = 0.3707

Hence the probability that the buyer will not place an order is 0.3707

the most boring thing ever written

step-by-step explanation:

i am writing something. yes, i plan to make it the most boring thing ever written. i go to the store. a car is parked. many cars are parked or moving. some are blue. some are tan. they have windows. in the store, there are items for sale. these include such things as soap, detergent, magazines, and lettuce. you can enhance your life with these products. soap can be used for bathing, be it in a bathtub or in a shower. apply the soap to your body and rinse. detergent is used to wash clothes. place your dirty clothes into a washing machine and add some detergent as directed on the box. select the appropriate settings on your washing machine and you should be ready to begin. magazines are stapled reading material made with glossy paper, and they cover a wide variety of topics, ranging from news and politics to business and stock market information. some magazines are concerned with more recreational topics, like sports card collecting or different kinds of hairstyles. lettuce is a vegetable.