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Colt1911 [192]
3 years ago
11

Please help!! due today!!

Mathematics
1 answer:
IgorLugansk [536]3 years ago
8 0

Answer:

B -3x

Step-by-step explanation:

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Let μ denote the true average reaction time to a certain stimulus. For a z test of H0: μ = 5 versus Ha: μ > 5, determine the
hoa [83]

Answer:

0.0778, 0.1789,0.0250

Step-by-step explanation:

Given that μ denote the true average reaction time to a certain stimulus. For a z test of H0: μ = 5 versus Ha: μ > 5

(Right tailed test)

To find p value:

a) Z = 1.42: p = 0.077804

=0.0779

b) z = 0.92

p value = 0.1789

c)z= 1.96

p value = 0.0250

4 0
4 years ago
I need help with this problem and if you can help me with the other ones like this that would be great thx
Irina18 [472]
All you have to do is multiply 45 by Pi= 45 x 3.14
3 0
4 years ago
Read 2 more answers
Work out the length of x<br><br>show working out​
Elena L [17]

Answer:

12.12

Step-by-step explanation:

the formula to find x in this case would be:

      ______

x=√14^2-7^2

x=√c^2﹣a^2=√14^2﹣7^2≈12.12436

3 0
3 years ago
Caroline rolls a fair dice 480 times. How many times would Caroline expect to roll a six?
Gnom [1K]
A fair die has 6 sides so a 1/6 chance for each number
So divide 480/6= 80
80 times for each number, 80 for 6
8 0
3 years ago
In a refrigerator there are 14 bottles of diet​ soda, 5 bottles of regular​ soda, and 8 bottles of water. find the probabilities
Gre4nikov [31]
(A) The probability of choosing a bottle of diet soda is 14/27, since there are 27 bottles in total and 14 of them are diet soda.

(B) The probability of choosing a bottle of regular soda is 5/27, since there are 27 bottles in total and 5 of them are regular soda.

(C) The probability of choosing a bottle of water is 8/27, since there are 27 bottles in total and 8 of them are bottles of water.

Hope that helped.
3 0
4 years ago
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