Identifique as sentenças falas e justifique com um exemplo. A) Todo número natural é inteiro
B) Todo número inteiro é racional
C) Todo número natural é racional
D) Todo número que pode ser escrito na forma de fração de inteiro é racional
E) Todo número natural é um número inteiro positivo
F) Todo número inteiro é natural
G) Todo número racional é inteiro

How would you find the height of points on the circle? the topic is trigonometry.

1. why is a frequency distribution useful? it allows researchers to see the "shape" of the data. it tells researchers how often the mean occurs in a set of data. it can visually identify the mean. it ignores outliers. 2. the is defined by its mean and standard deviation alone. normal distribution frequency distribution median distribution marginal distribution 3. approximately % of the data in a given sample falls within three standard deviations of the mean if it is normally distributed. 95 68 34 99 4. a data set is said to be if the mean of the data is greater than the median of the data. normally distributed frequency distributed right-skewed left-skewed

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers