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3 years ago

11

True or false: other things being equal, the confidence interval for the mean will be wider for 95% confidence than for 90% conf

idence.

1 answer:

KonstantinChe [14]3 years ago

8 0

This phrase is True.

Hope this helps.

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What’s the answer to this

Setler [38]

Answer:

The answere is (9,3)

Step-by-step explanation:

first equation

x - 2y = 3

9 - 2(3) = 3

9-6 = 3

3 = 3

second equations

2x - 3y = 9

2(9) - 3(3) = 9

18 - 9 =9

9 = 9

or

x - 2y = 3

x = 2y + 3

2(2y + 3 ) - 3y = 9

4y +6 - 3y = 9

y + 6 = 9

y =3

x - 2(3) = 3

x - 6 =3

x = 9

so (9,3)

i hope this helpful

4 0

2 years ago

5x + 2 + 3x + 5 = ?

Mama L [17]

Answer: 8x + 7 = ?

Step-by-step explanation: There isn't anything on the other side so all I can do is simplify the left.

8 0

2 years ago

The price of a sandwich is $2.50 more than the price of a smoothie, which is d dollars. What does the expression d +25 represent

kow [346]

Answer: D represents the price of a sandwich and a smoothie

4 0

3 years ago

HELP ME TIMED PLZZ !!!

zaharov [31]

Answer:

There are 77 more third graders than second graders.

Step-by-step explanation:

415-338=x

x=77

6 0

2 years ago

Read 2 more answers

A circle of red roses is planted in Lowell's central park. The circle has a radius of 1 meter.

Damm [24]

Answer:

The circle's circumference is 6.28 m.

Step-by-step explanation:

We have,

The circle has a radius of 1 meter.

It is required to find the circumference of the circle. The formula of the circumference of circle is given by :

$C=2\pi r$

r is radius

$C=2\times 3.14\times 1\\\\C=6.28\ m$

So, the circle's circumference is 6.28 m.

4 0

3 years ago