Write a problem that can be solved by skip counting on a number line
2 answers:
Solution:
Consider you have to learn counting of number 5 by the method of skip counting.
The multiples of 5 are 5,10,15,20,25,30,35,40,45,50.
First mark numbers on number line.Circle number 5 on it.Add 5 to 5. Mark 10 on number line. Or move 5 units in right direction of 5. Keep moving 5 units each time . If you have to find first five multiples of 5 ,move 5 units 5 times on number line.
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Answer:
Option C) 0.25
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 22 minutes
Standard Deviation, σ = 11.9 minutes
We are given that the distribution of response time is a bell shaped distribution that is a normal distribution.
Formula:
P(response times is over 30 minutes)
P(x > 30)
Calculation the value from standard normal z table, we have,
Thus, the correct answer is
Option C) 0.25