Stats Chapter 1 review

The 2 major branches of statistics are descriptive and experimental.

The variable "grams" is an example of a qualitative variable.

D or I? The total amount of estimated losses from hurricane Katrina was $7.6 billion.

The weight of pumpkins is considered to be a continuous variable.

Temperatures of the capital cities.

2 groups are divided by grade level and then members are chosen from each group. Sampling method?

Number of Steve and Irene's coupons sold for a fundraiser.

D or I? Researchers stated that the height of a person could affect their sleep pattern.

D or I? A diet high in fruits and vegetables can lower blood pressure.

Types of toppings for pizza

The group of all subjects under study is called a sample.

Discrete or continuous? Ages of people working in at Dunkin

The highest level of measurement is the interval level.

Discrete or continuous? The amount of flu vaccine injected into a person

Data that can be classified according to genres of music are measured on what scale?

Two uses of probability are insurance and weather.

The 4 basic sampling methods are random, systematic, stratified, and cluster.

D or I? In 2029, the # of high school graduates will be 3.2 million.

Discrete or continuous? Number of bowls of soup served at a restaurant.

A variable that interferes with other variables in the study is called

Classification of automobiles as subcompact, compact, standard, and luxury.

The number of days per year that a worker calls off sick is an example of what type of data?

Probability is used as a basis for inferential statistics.

A study that involves no researcher intervention is called

Discrete or continuous? The time it takes a student to get ready for school.

Discrete or continuous? The number of Powerball tickets sold each day at a grocery store.

Weights of suitcases on a commercial airline.

D or I? The average age of people who work at LHS is 43 years.