Pls just only answer:

not working

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7. You are given following information:

Statistics
Mean	38
Median	35
Mode	39
variance	25
Standard deviation	5
Q1	29
Q3	59
Minimum	4
Maximum	93

What is the value of the interquartile range?

Pls just only answer:

8.Find the variance of this sample of data. 8 , 14 Please give your answer to two decimal places. Do NOT include units in your answer. Answer:

10.

Question 10 Not yet answered Marked out of 2.00 Flag question You are told there are three events A, B and C, but have only been given the following probabilities: P(A) = 0.1 and P(B) = 0.33 What is the probability of event C, if only these three events exist? Please provide your answer in decimal form or percentage form, correctly rounded to two decimal places. Answer:Question 11 Not yet answered Marked out of 2.00 Flag question The following table, shows people's ages cross classified against their attitude toward existing daylight saving rules in Australia: Under 25 years 25 to s 50 years Over 50 years Agree 14 26 33 Disagree 44 46 49 Undecided 6 10 10 What is the probability that a randomly selected person from this survey agrees with the existing daylight savings rules and is 25 to s 50 years old? Please provide your answer in decimal form or percentage form, correctly rounded to two decimal places. Answer:Question 12 Not yet answered Marked out of 2.00 Flag question The following table, shows people's ages cross classified against their attitude toward existing daylight saving rules in Australia: Under 25 years 25 to $ 50 years Over 50 years Agree 17 37 26 Disagree 31 35 23 Undecided 17 17 15 What is the probability of randomly selecting one person from this survey who is over 50 years or agrees with the existing daylight savings rules? Please provide your answer in decimal form or percentage form, correctly rounded to two decimal places. Answer:Question 13 Not yet answered Marked out of 2.00 Flag question The following table shows people's ages cross classified against their attitude to proposed new drink driving laws: Agree |Disagree Undecided Under 20 years 19 24 19 20 to 40 years 29 21 12 Over 40 years 13 35 17 What is the probability of randomly selecting one person from this survey who agrees with the proposed new drink driving laws given that they are over 40 years old? Please provide your answer in decimal form or percentage form, correctly rounded to two decimal places