Jessica Salas, President of Salas Products, is reviewing the warranty policy for her company's new model of automobile batteries. Life tests performed on a sample of 100 batteries indicated: (1) an average life of 75 months, (2) a standard deviation of 5 months, and (3) a bell shaped battery life distribution. Approximately 95% of the batteries will last between 65 and 85 months 55 and 95 months O 70 and 80 months 60 and 90 months O 60 and 100 months

Q: A particular fruit's weights are normally distributed, with a mean of 483 grams and a standard…

A: Given, Mean, μ = 483 standard deviation, σ=17  We have , Z = x-μσ

Q: Question attached

A: Given information- Sample proportion, p = 0.25 We know that, sample is best estimator of population…

Q: d. 噩田

A:

Q: Which graph correctly solves the equation below? -x²+1=x²-4

A: topic - quadratic equations

Q: Question 26

A: We have given a graph which represent the derivative f' of some function f. we have to draw the…

Q: 60. f -1 | f' f" -1

A: According to the sign chart, we have

Q: Rang lertex = (-7;3) qu'od

A: The quadratic function has vertex (-2,3) and a point on graph 1, 12

Q: ex- 12

A: Given: y=ex-12 we know that am-n=aman

Q: Question attached

A:

Q: 2 questions in pictures

A:

Q: Question

A:

Q: Question 9

A:

Q: 27+2548+432+9=?

A: Given that the expression is

Q: Question 51

A: SOLUTION-

Q: Kinda lost

A: here the graph passes two times  through the x -axis  so there will be two roots

Q: | 2 0.32

A: The given distribution is, X 2 3 4 P(X) 0.32 0.48 0.20

Q: Question attached

A: Hello. Since your question has multiple parts, we will solve the integration by first six part for…

Q: Question 52

A: Solve 52

Q: Question c. Thanks

A: Given function is, fx=x-1+2for x<1ax2+bxfor x≥1 The objective is to find the values of a and b…

Q: Question 55

A: Consider the sign chart given for the derivative Recall that the function is increasing when the…