Answer:
t= 32
u=116
Step-by-step explanation:
Answer:
5.66038
Step-by-step explanation:
Given
Mean= μ=100
SD= σ=5.3
Z-score of 130= ?
The z-score of any value tells us that how many standard deviations that value is from the average or mean.
The Z-score of any data value is found by subtracting the mean from it and then dividing by the standard deviation.
z-score= (x- μ)/σ
z-score of 130= (130-100)/5.3
=30/5.3
=5.66038
Answer:
i) 5 to 2
ii)
iii) 5 : 2
Step-by-step explanation:
Ratio is comparing the number of two things of the same kind.
The ratio can be written three different form.
i) a to b
ii)
iii) a : b
Similarly, we can write 5 game apps for every 2 education apps.
i) 5 to 2
ii)
iii) 5 : 2
Is 0.602 equvalent to 0.62