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3 years ago

12

The set of life spans of an appliance is normally distributed with a mean 48 and a standard deviation 8 months. What is the z-sc

ore of an appliance that stopped working at 64 months?

2 answers:

sleet_krkn [62]3 years ago

6 0

Answer:

24 months

Step-by-step explanation:

gladu [14]3 years ago

5 0

Answer:

2

Step-by-step explanation:

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Not prime number in 12n- 5

Alona [7]

Answer:

55

Step-by-step explanation:

12 x 5 = 60

60-5 = 55

55 is not prime

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3 years ago

Lisa's weekly pay increases from $525 to $546<br> Calculate her percentage pay increase.

Lana71 [14]

546 - 525 = 21

21 is 4% of 525.

Lisa gained a 4% pay increase.

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3 years ago

Please help Evaluate 5 - (3/2) to the 3 power A.) 13/8 B.) 9.5 C.) 18.5 D.) 2197/8

Alex777 [14]

Answer: THE ANSWER IS A

Step-by-step explanation:

5-(3/2)^3

=13/8

im a math god

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4 years ago

A pine tree measured 40½ feet tall. Over the next 7½ years, it grew to a height of 57 feet. During the 7½ years, what was the av

Anit [1.1K]

I got 2.2 feet each year

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3 years ago

i am using my big brothers acount. i need help johnny got 10 apples and he had 10 dollars now he dosent have money. did he spend

Oxana [17]

Answer:

Yes. He spent 10 dollars.

Step-by-step explanation:

If he bought 10 apples, and he had 10 dollars, he would have no money left because each apple was 1 dollar.

hope this helps!

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3 years ago