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PtichkaEL [24]
3 years ago
7

Tom scored 200 on a test with a mean of 150 and a standard deviation of 25. What is Toms z score and percentile?

Advanced Placement (AP)
2 answers:
lana66690 [7]3 years ago
5 0

Answer:

125

Explanation:

375‬ ( add all of them up) then divide by how many their are (3) which = 125 (1.25 decimal) ( 125%)

Anon25 [30]3 years ago
3 0

Answer:

Z score is 2.0

In normal distribution Percentile is

97. 72% Left tailed

2.28% Right tailed

Explanation:

Z score is = (score - mean) / SD

Z = (200-150)/25=50/25=2

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