The table shows information about the numbers of hours 30 children spent on their tablets one evening.A) Find the class interval
that contains the median.B)Work out an estimate for the mean number of hours
1 answer:
Answer:
A- 2<h<3 B- 2.2
Step-by-step explanation:
when you make a dot plot, the median is 11. using that dot plot, you can approximate a mean to be around 2
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4/10 is equal to 2/5 because if you reduce 4/10 you get 2/5 which shows that they are equal.
Answer:
13.7 mph
Step-by-step explanation:
• d = st
Given:
- d = 32 miles
- t = 2 1/3 hr = 7/3 hr
Find the rate s:
- s = d/t
- s = 32-7/3 = 32 x 3/7 = 96/7 = 13.7 mph (rounded)
Answer:
-1
Step-by-step explanation:
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