Answer:
8
Step-by-step explanation:
8 is the digit after 7 and previous to 9
Answer:
2.8 metres each
Step-by-step explanation:
14/5
2.8
Answer:
a 0.20
Step-by-step explanation:
The standard error of the mean can be calculated using the formula
SE= where
- s is the population standard deviation of the time spend on the computer (1.4 hours)
- N is the sample size of the data collected. (49)
Using the numbers SE= =0.20
X = 60 is the answer to x