see if this helps:
library(actuar)
data(gdental)# grouped data
quantile(gdental)
mean(gdental)
Nuri
On Wed, 8 May 2013, jpm miao wrote:
Is there a function in R that calculate the mean and median for a grouped
data?
For example, a survey shows the oil price outlook in the future. How can
On May 7, 2013, at 11:15 PM, jpm miao wrote:
> Let me revise the data as below.
> It is survey data. The respondent must answer the outlook of the oil price,
> say, in three months. Respondent A might answer that the price will be in the
> 80-90 interval, while B might answer 100-110. I think
Let me revise the data as below.
It is survey data. The respondent must answer the outlook of the oil price,
say, in three months. Respondent A might answer that the price will be in
the 80-90 interval, while B might answer 100-110. I think there should be a
function that finds out the mean and the
On May 7, 2013, at 8:40 PM, jpm miao wrote:
> Is there a function in R that calculate the mean and median for a grouped
> data?
> For example, a survey shows the oil price outlook in the future. How can I
> calculate the mean/median?
> (Of course, I understand that the groups "below 80" and "abov
Is there a function in R that calculate the mean and median for a grouped
data?
For example, a survey shows the oil price outlook in the future. How can I
calculate the mean/median?
(Of course, I understand that the groups "below 80" and "above 110" must be
defined more specifically)
below 80 4
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