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bonufazy [111]
3 years ago
7

the class mean was 72 with a standard deviation of 4.2. Calculate the z-score (to 2 decimal places) for a person who received sc

ore of 59. Is it usual or unusual?
Mathematics
1 answer:
IrinaVladis [17]3 years ago
4 0

lllluvyvyvyvtctctvtvtctvtctctctctctctctvtvyvyvyvyvyvyvtvtv

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asambeis [7]

The answer should be Tangent

7 0
4 years ago
I need the answer to the problem
ZanzabumX [31]
B since 11+11=22 and 3/7+4/7=1, 22+1=23
4 0
3 years ago
If Angle 1 and Angle 2 are complementary angles and if the measure of Angle 1 is 20° more than the measure of Angle 2, determine
Ratling [72]
A) Ang 1 + Ang 2 = 90
B) Ang 1 = Ang 2 + 20
B) Ang 1  -Ang 2 = 20 then adding this to equation A produces
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8 0
3 years ago
A retail shop accepts only cash or checks suppose that 45% of its customers carry cash 44% carry checks and 31% carry both cash
sergejj [24]

Answer:

Step-by-step explanation:

The number of customers carrying cash=45% = 0.45

The number of customers carrying checks= 44% =0.44

The number of customers carrying both = 31% = 0.31

So,

To find the probability we will write the expression:

cash+checks-cash or checks(both)=cash and checks

0.45+0.44-both=0.31

0.45+0.44-0.31=both

0.58=both....

8 0
3 years ago
What is the common difference 4, 3and 2\3, 3 and 1\3, 3
gayaneshka [121]

Answer:

there is no sequence

Step-by-step explanation:

The sequence is not geometric or arithmetic because there is no common difference or common ratio between each term.

Not a Geometric or Arithmetic Sequence

3 0
3 years ago
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