1 . The administrator of Queensland Health's computer system network created the possibility distribution intended for the number of distractions to the system per day using historical info:
Interruptions every day| 0| 1| 2| 3| 5 or more
Probability| 0. 39| 0. 31| 0. 1| 0. 09|?
Determine the probability that on a offered day there are more than two interruptions for the system. (2 decimal places)
2 points В В
1 . The suggest and regular deviation of the binomial syndication with and = twenty-five and g = 0. 8 happen to be | | 20 and 4
| | twenty and a couple of
| | 21 and 2
| | twenty-two and some
2 details В В
1 . Ester Ltd. is definitely planning to kick off a new model of makeup item. Based on market research, if yearly sales happen to be high they can make a profit of $2. being unfaithful million. In the event yearly sales are 'so so' they can make a profit of $0. six million. Finally, if yearly sales happen to be low they can lose $1. 1 million. The probability that annual sales will probably be high is 0. 23 and the likelihood that yearly sales will be so-so is usually 0. forty one. В Calculate the variance of profit intended for theВ new label of makeup item (in $millions2). В Give your answer toВ two decimal locations.
2 details В В
1 . A grouping of participants was surveyed plus the information gathered shown in the partially completed contingency stand below relating to gender and the attitudes about abortion. Firstly, calculate the missing values. В
| Support| Oppose| Undecided| Total
Female| 291| 275| 38| U
Male| 240| 161| 57| 561
Total| 531| 436| 95| Z
3. At this point, using the finished contingency desk, select the assertions from the pursuing list that areВ true. В В Note: an argument is true only if the value you calculated from the completed backup table, the moment rounded to the same range of decimal locations as in the statement, is the same as the value in the statement. В | | The possibility that a participator opposed child killingilligal baby killing was 46. 3%. P(O)| | | The probability a...