Mathematics, 08.10.2019 04:00 20jhuffman
The natural remedy echinacea is reputed to boost the immune system, which will reduce flu and colds. a 6-month study was undertaken to determine whether the remedy works. from this study, the following probability distribution of the number of respiratory infections per year (x) for echinacea users was produced: x 0 1 2 3 4 p(x) 0.343 0.322 0.201 0.076 0.058 find the following probabilities: a. an echinacea user has more than one infection per year b. an echinacea user has no infections per year c. an echinacea user has between one and three (inclusive) infections per year
Answers: 2
Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
Answers: 1
Mathematics, 21.06.2019 21:00
In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)
Answers: 1
Mathematics, 21.06.2019 23:50
What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q
Answers: 3
The natural remedy echinacea is reputed to boost the immune system, which will reduce flu and colds....
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