1suppose we toss a penny and a nickel let a be the event

Assignment Help Basic Statistics

Reference no: EM13353627

1. Suppose we toss a penny and a nickel. Let A be the event that the penny is a head and B be the event that the nickel is a tail. The events A and B are

A. disjoint.
B. complements.
C. independent.

2. The weight of a medium-sized orange selected at random from a large bin of oranges at the local supermarket is a random variable with mean µ = 12 ounces and standard deviation = 1.2 ounces. Suppose we independently pick two oranges at random from the bin. The difference in the weights of the two oranges selected (the weight of the first orange minus the weight of the second orange) is a random variable with standard deviation

A. 0.00 ounces.
B. 1.70 ounces.
C. 2.88 ounces.

3. A process is called random if

A. individual outcomes are uncertain but happen in a predictable manner through time.
B. one has no idea what will happen.
C. outcomes happen in a 50-50 split.

Reference no: EM13353627

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